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Make the diff parser use a lot of different files by default

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This commit is contained in:
Dave Halter
2019-01-06 15:43:37 +01:00
parent 65a0748f4f
commit b33c2b3ae1
1 changed files with 10 additions and 9 deletions
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19
test/fuzz_diff_parser.py
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@@ -131,12 +131,9 @@ class FileTests:
def _run(self, grammar, file_modifications, debugger, print_diffs=False):
try:
print("Checking %s" % self._path)
for i, fm in enumerate(file_modifications, 1):
fm.run(grammar, self._code_lines, print_diff=print_diffs)
print('.', end='')
if i % 1000 == 0:
print('\n%s tries' % i)
sys.stdout.flush()
print()
except Exception:
@@ -192,13 +189,17 @@ def main(arguments):
elif arguments['random']:
# A random file is used to do diff parser checks if no file is given.
# This helps us to find errors in a lot of different files.
file_path_generator = find_python_files_in_tree(arguments['<path>'] or '.')
path = next(file_path_generator)
file_tests_obj = FileTests(
path, int(arguments['--maxtries']), int(arguments['--changes'])
)
file_paths = list(find_python_files_in_tree(arguments['<path>'] or '.'))
max_tries = int(arguments['--maxtries'])
tries = 0
try:
file_tests_obj.run(grammar, debugger)
while tries < max_tries:
path = random.choice(file_paths)
print("Checking %s: %s tries" % (path, tries))
now_tries = min(1000, max_tries - tries)
file_tests_obj = FileTests(path, now_tries, int(arguments['--changes']))
file_tests_obj.run(grammar, debugger)
tries += now_tries
except Exception:
with open(redo_file, 'wb') as f:
pickle.dump(file_tests_obj, f)